John Mansfield (American politician)

John Mansfield
From the July 1896 issue of Land of Sunshine magazine
15th Lieutenant Governor of California
In office
January 8, 1880 – January 10, 1883
GovernorGeorge Clement Perkins
Preceded byJames A. Johnson
Succeeded byJohn Daggett
Delegate to the Second Constitutional Convention of California
In office
September 28, 1878 – March 3, 1879
Preceded byOffice established
Succeeded byOffice abolished
Constituency4th congressional district
Personal details
BornAugust 1822
DiedMay 6, 1896(1896-05-06) (aged 73)
Resting placeAngelus-Rosedale Cemetery, Los Angeles, California
PartyRepublican
Military service
AllegianceUnited States
Branch/serviceUnited States Army
Union Army
Years of service1861–1865
Rank
Commands2nd Reg. Wis. Vol. Infantry
Battles/wars
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "restingplace". Replace with "resting_place".
Preview warning: Page using Template:Infobox officeholder with deprecated parameter "serviceyears". Replace with "service_years".

John Mansfield (August 1822 – May 6, 1896) was an American lawyer and Republican politician. He was the 15th lieutenant governor of California. During the American Civil War, he was a Union Army officer serving in the 2nd Wisconsin Infantry Regiment in the famous Iron Brigade of the Army of the Potomac. He took command of the regiment during the first day of the Battle of Gettysburg and remained in command until the regiment was disbanded in the fall of 1864. After the war, he received an honorary brevet to brigadier general.